* {
    margin: 0px;
    padding: 0px;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
    color: black;
}

.leadership_head {
    position: relative;
    width: 100%;
    height: 55vw;
    background: url("https://mainstb.oss-cn-shenzhen.aliyuncs.com/pengyubrother/pc-pic/ldgh/%E9%A2%86%E5%AF%BC%E5%85%B3%E6%80%80_22.jpg") no-repeat;
    background-size: 100% 100%;
}

.head_title {
    position: absolute;
    top: 21%;
    left: 25%;
    font: normal 1000 6vw 'Microsoft Yahei';
    border-bottom: #ff8503 solid 0.5vw;
    text-shadow: 0.1vw 0.5vw #524b3d;
    letter-spacing: 4px;
    color: #ff8503;
}

.head_img {
    display: inline-block;
    width: 34%;
    height: 40%;
    margin-top: 24%;
}

.head_left {
    margin-left: 12%;
}

.head_right {
    position: absolute;
    left: 56%;
}

.leadership_body {
    margin: 3vw auto;
    width: 95.7vw;
}

/* 返回顶部盒子 */
.back_top {
    position: fixed;
    left: 50%;
    top: 50%;
    margin-left: 45.5%;
    display: none;
    background-color: #dddddd;
    color: white;
    border-radius: 25px;
    width: 32px;
    height: 40px;
    padding: 5px 7.5px;
    font-size: 35px !important;
    font-weight: 700;
}
.back_top:hover {
    background-color: #ffbf3a;
}

.leadership_body ul {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-self: space-between;
    align-content: space-between;
}

ul .care_li {
    float: left;
    width: 30.52%;
    margin: 0.7vw 1vw;
}

.image {
    height: 19vw;
    width: 100%;
}
.care_li h4 {
    font: 400 1.2vw 'Microsoft Yahei';
}